Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20120214T014945 ssmis18 23.4 50.7% 0.0 -0.0 n/a   39.3 kts
20120214T092107 tmi 12.2 68.5% 0.0 -0.0 n/a   40.0 kts
20120214T114406 ssmis16 12.2 63.0% 1.7 -1.7 n/a   40.0 kts
20120214T120411 ssmis17 145.7 6.8% 0.0 -0.0 n/a   40.0 kts
20120214T142653 ssmis18 156.8 0.0% 8.5 -8.5 n/a   40.0 kts
20120214T230016 ssmis17 23.4 56.2% 0.0 -0.0 n/a   40.0 kts
20120215T082406 tmi 12.2 26.0% 2.0 -2.0 n/a   40.4 kts
20120215T114503 ssmis17 23.4 65.8% 2.5 -2.5 n/a   41.7 kts
20120215T231544 tmi 45.6 60.3% 2.9 -2.9 n/a   47.7 kts
20120216T003640 ssmis16 12.2 71.2% 3.2 -3.2 n/a   48.4 kts
20120216T125605 ssmis16 12.2 17.8% 0.0 -0.0 n/a   40.8 kts
20120217T000645 ssmis16 12.2 74.0% 0.0 -0.0 n/a   35.0 kts
20120217T001303 ssmis17 101.2 30.1% 5.2 -5.2 n/a   35.0 kts
20120217T025536 ssmis18 67.8 42.5% 7.1 -7.1 n/a   35.0 kts
20120217T080946 tmi 67.8 0.0% 6.7 -6.7 n/a   35.0 kts
20120217T125941 ssmis16 67.8 0.0% 2.3 -2.3 n/a   35.0 kts
20120217T153148 ssmis18 12.2 0.0% 0.0 -0.0 n/a   35.0 kts
20120217T230127 tmi 23.4 68.5% 0.0 -0.0 n/a   35.0 kts
20120217T235330 ssmis16 NaN 35.6% 0.0 -920.0 n/a   35.0 kts
20120218T001844 ssmis17 NaN 27.4% 0.0 -920.0 n/a   35.0 kts
20120218T024402 ssmis18 23.4 64.4% 2.2 -2.2 n/a   35.0 kts
20120218T071305 tmi 5.0 32.9% 0.0 -0.0 n/a   35.0 kts
20120218T124624 ssmis16 34.5 74.0% 0.9 -0.9 n/a   35.0 kts
20120218T151855 ssmis18 112.3 42.5% 4.8 -4.8 n/a   35.0 kts
20120219T000638 ssmis17 5.0 49.3% 0.0 -0.0 n/a   35.0 kts
20120219T124031 ssmis17 78.9 30.1% 4.1 -4.1 n/a   32.1 kts
20120219T224607 tmi 34.5 24.7% 0.0 -0.0 n/a   31.7 kts
20120220T012831 ssmis16 101.2 9.6% 0.9 -0.9 n/a   33.4 kts
20120220T065843 tmi 12.2 0.0% 0.0 -0.0 n/a   35.0 kts
20120221T005522 ssmis16 90.1 57.5% 4.2 -4.2 n/a   38.1 kts
20120221T034956 ssmis18 112.3 34.2% 10.7 -10.7 n/a   39.6 kts
20120221T060216 tmi 101.2 1.4% 3.1 -3.1 n/a   40.0 kts
20120221T134907 ssmis16 34.5 52.0% 2.6 -2.6 n/a   40.0 kts
20120221T162334 ssmis18 34.5 57.5% 3.5 -3.5 n/a   40.0 kts
20120221T223316 tmi 78.9 8.2% 1.4 -1.4 n/a   38.4 kts
20120222T004825 ssmis17 145.7 2.7% 7.2 -7.2 n/a   37.0 kts
20120222T010350 ssmis16 134.5 4.1% 7.0 -7.0 n/a   36.8 kts
20120222T033827 ssmis18 190.1 11.0% 7.3 -7.3 n/a   35.5 kts
20120222T133453 ssmis16 145.7 27.4% 2.7 -2.7 n/a   33.5 kts
20120222T155852 ssmis18 212.4 1.4% 5.6 -5.6 n/a   31.8 kts

Key:

Diameter values indicate the estimated surface eyewall diameter (the MI eyewall edge diameter minus 10 km).

Diameter values are red if Ring % <= 65, yellow/brown if Ring % <= 85 and green if Ring % > 85.

"Ring %" is the percentage of the "ring" (eyewall inner boundary) that is 1) colder than the "hot spot" (warmest eye pixel) in the eye by 20K, or 2) the percentage that is a) colder than 232K and b) colder than the "hot spot" by 10K, whichever is greater.

"Tb diff" is the difference between the "hot spot" (warmest eye pixel) and the warmest pixel on the eyewall.

Scores are listed as negative, and not used, when the JTWC or NHC estimated Vmax is <50 kts in order to rule out weak but highly symmetric TCs.